Pen needle hub



FIG. 1 is a bottom perspective view of a pen needle hub embodying our new design;

FIG. 2 is a top perspective view of the pen needle hub shown in FIG. 1;

FIG. 3 is a top view of the pen needle hub shown in FIGS. 1 and 2:

FIG. 4 is a side view of the pen needle hub shown in FIGS. 1-3;

FIG. 5 is a bottom view of pen needle hub shown in FIGS. 1-4; and,

FIG. 6 is a side cross-sectional view, taken along the line 6-6 in FIG. 3, of the pen needle hub shown in FIGS. 1-5.

The dashed broken lines in the drawings represent portions of the pen needle hub that form no part of the claimed design. 

CLAIM The ornamental design for a pen needle hub, as shown and described. 